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Reconstruction times in seconds for the two tested phantoms at different resolution levels
| Res 1 | Res 2 | Res 3 | Res 4 | |||||
|---|---|---|---|---|---|---|---|---|
| W-FDK | Our | W-FDK | Our | W-FDK | Our | W-FDK | Our | |
| Sphere | 12.3 | 14.6 | 21.4 | 25.7 | 44.7 | 50.2 | 90.4 | 97.3 |
| Shepp–Logan | 16.2 | 19.2 | 32.3 | 37.2 | 63.3 | 65.5 | 110.1 | 115.2 |
W-FDK is the wavelet-based Feldkamp-type cone-beam tomography reconstruction algorithm [23] and Our is the proposed method
